Perhaps in the fanfiction, Arceus is hurt due to a betrayal from one of the Pokémon it trusted. For example, a Pokémon that Arceus had blessed with special abilities turns against it, using those powers to harm Arceus. This could lead to a complex story of revenge and redemption.
One possible scenario could be that Arceus is hurt during a battle with a powerful and unexpected foe. Maybe a new, dark - type Pokémon with extraordinary powers manages to land a critical hit on Arceus, causing it pain and injury.
In some 'naruto and temari hurt fanfiction', there could be a scenario where they get hurt during a battle with a powerful enemy. For example, they might be fighting against a rogue ninja group and sustain injuries while protecting their village.
One possible scenario could be Meredith getting hurt during a surgical procedure. Maybe there's a complication, like a sudden bleed or an equipment malfunction. Another could be she gets into an accident outside the hospital, like a car crash on her way home. And it could also be that she gets hurt in an act of self - sacrifice to save a patient or a colleague.
Perhaps in the 'lydia gets hurt fanfiction', Lydia is hurt while exploring a dangerous and unknown place. She could step on a hidden trap, like a spike pit or a poisoned dart trap, which causes her physical harm and then she has to struggle to survive and find help in that hostile environment.
There are many possibilities. For example, in the 'Harry is badly hurt fanfiction', it could be that there is a malfunction in a magical experiment he's involved in. The magic backfires and causes him great harm. Or, there could be a plot where a new, powerful and evil force has emerged in the wizarding world and targets Harry specifically. During their encounter, Harry is badly hurt while trying to fight back or escape.
Perhaps in the fanfiction, Mabel could be influenced by some outside force or character that makes her act out against Dipper. This outside influence could make her say or do things that are out of character for her, like physically pushing Dipper in a fit of anger over something small, which would hurt him both physically and emotionally. Or she might spread a false rumor about Dipper in the Gravity Falls community they live in, which would lead to Dipper being ostracized and deeply hurt.
In 'bella gets hurt fanfiction', one possible scenario could be that Bella gets physically injured during a fight with a supernatural being, like a vampire. Another could be she gets hurt accidentally while exploring a dangerous place.
In some 'goku gets hurt fanfiction', he might get hurt while protecting his friends or family. For example, he could take a fatal blow meant for someone else. This would not only physically harm him but also add an emotional aspect to the story as his loved ones would be worried and try to save him.
One possible scenario could be Ben getting hurt during a battle with a powerful alien. Maybe he underestimates the enemy's strength and gets seriously injured. Another could be that he gets hurt while trying to protect someone, like his grandpa or Gwen. It could also be due to some malfunction of his Omnitrix.
In 'ginny gets hurt fanfiction', it could be that Ginny is poisoned. Maybe she drinks something that was meant for someone else, or she eats a poisonous plant by mistake while on a Herbology adventure. Another idea is that she gets hurt during a magical accident in the Potions classroom. The cauldron could explode or the potion could have an unexpected and harmful reaction on her.
In the fanfiction, it could be that he gets into a fight with someone who doesn't like him and gets punched in the face, leaving him with a black eye and a swollen lip.